M52 Microprocessor User's Guide
M52UMCT Oct-03 30
Settings Summary
The following tables summarize the settings in each page:
Page 1 : Configuration 1
Description Range Default Units Synchronization
No. of duty unit 1-8 1 -
Temp. setpoint 15-30 22 °C
Temp. Hi limit 15-37 30 °C
Temp. Low limit 10-30 15 °C
Humid. setpoint 30-80 50 %rh
Humid. Hi limit 50-90 70 %rh
Humid. Lo limit 20-50 30 %rh
Page 2 : Configuration 2
Description Range Default Units Synchronization
Software ver. - - -
Network address 1-99 1 -
Baud rate 1200/9600 1200 -
On/Off mode Local/Remote/Timer Local -
Restart mode Auto/Manual Auto -
Auto changeover 0-9999 24 hours
Restart delay 0-9999 10 seconds
Warm-up period 0-9999 120 seconds
Fan purge delay 0-9999 120 seconds
Comp. elapse 0-250 180 seconds
Pos.start delay 0-9999 30 seconds
Boiler dirty T. 0-9999 900 seconds
Boiler limit T. 15-1440 30 minutes
Sensor mode Local/Remote/DemoL
/Demo R/Disable
Local -
Temp. display °C/°F °C -
Sensor display Unit/Site Unit -
Language English/Chinese English -
Page 3 : Readings
Description Range Default Units Synchronization
Main temp. 0-50.0 - °C
Temperature - 2 0-50.0 - °C
Main humidity 0-99.9 - %rh
Humidity - 2 0-99.9 - %rh
Voltage 50-130 - -
Fan runtime 0-32000 0 hours
Comp.1 runtime (1-8) 0-32000 0 hours
Heater runtime (1-8) 0-32000 0 hours
Humid. Runtime (1-8) 0-32000 0 hours
Dehum. Runtime (1-8) 0-32000 0 hours
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